/Engine/Source/Editor/BlueprintGraph/Public/CallFunctionHandler.h
Searches for the function referenced by a graph node in the CallingContext class's list of functions, validates that the wiring matches up correctly, and creates an execution statement.
void CreateFunctionCallStatement ( [FKismetFunctionContext](API\Editor\KismetCompiler\FKismetFunctionContext) & Context, [UEdGraphNode](API\Runtime\Engine\EdGraph\UEdGraphNode) * Node, [UEdGraphPin](API\Runtime\Engine\EdGraph\UEdGraphPin) * SelfPin )